diff --git a/demos/main/build.gradle b/demos/main/build.gradle
index 099741d167..adad8f0e58 100644
--- a/demos/main/build.gradle
+++ b/demos/main/build.gradle
@@ -62,4 +62,5 @@ dependencies {
     withExtensionsCompile project(path: modulePrefix + 'extension-ima')
     withExtensionsCompile project(path: modulePrefix + 'extension-opus')
     withExtensionsCompile project(path: modulePrefix + 'extension-vp9')
+    withExtensionsCompile project(path: modulePrefix + 'extension-rtmp')
 }